LYRA is a community of professional musicians. Most of the members are students or postgraduates of Saint-Petersburg Conservatoire, working in different choirs of Saint-Petersburg. Some are also soloists at musical theatres. The members of the community represent different musical professions: choir conductors, opera singers, instrumentalists and music teachers. They perform in small groups of soloists consisting of 5-6 people, trying to keep the harmony of choir sound.